Ques 6. What are the core classes of Struts?

Ques 7. What is the design role played by Struts?

Ans.The role played by Structs is controller in Model/View/Controller(MVC) style. The View is played by JSP and Model is played by JDBC or generic data source classes. The Struts controller is a set of programmable components that allow developers to define exactly how the application interacts with the user.

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Ques 8. How Struts control data flow?

Ans.Struts implements the MVC/Layers pattern through the use of ActionForwards and ActionMappings to keep control-flow decisions out of presentation layer.

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Ques 9. What configuration files are used in Struts?

Ans.

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Ques 10. What helpers in the form of JSP pages are provided in Struts framework?

Ans. There are 4 major JSTLs (JSP Standard Tag Libraries) provided in Struts as JSP helpers. Those tag libraries are described in TLD (Tag Library Descriptor) files: